18620872

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{39451}}^1$

素因数の和:39516

約数の個数: 16

約数和(自身を含む): 35506800

約数和(自身を除く): 16885928

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 39451, 78902, 157804, 315608, 2327609, 4655218, 9310436, 18620872]

約数ペア:

[(1, 18620872), (2, 9310436), (4, 4655218), (8, 2327609), (59, 315608), (118, 157804), (236, 78902), (472, 39451)]